<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>three.js</title>
  <script src="./js/three.js"></script>
  <!-- <script src="./js/index.js"></script> -->
  <style>
    body {
      margin: 0;
    }

    #info {
      position: absolute;
      top: 10px;
      width: 100%;
      text-align: center;
      z-index: 100;
      display: block;
    }
  </style>
</head>

<body>
  <!-- <script>
    // 新建场景
    const scene = new THREE.Scene();
    // 新建相机
    const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
    // 新建渲染器
    const renderer = new THREE.WebGLRenderer();
    renderer.setSize(window.innerWidth, window.innerHeight);
    document.body.appendChild(renderer.domElement);

    const geometry = new THREE.BoxGeometry(1, 1, 1);
    const material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
    const cube = new THREE.Mesh(geometry, material);


    scene.add(cube);

    camera.position.z = 5;

    function animate() {
      requestAnimationFrame(animate);
      cube.rotation.x += 0.01;
      cube.rotation.y += 0.01;
      renderer.render(scene, camera);
    }

    animate();
  </script> -->
  <div id="info">Description</div>
  <script>
    const renderer = new THREE.WebGLRenderer();
    renderer.setSize(window.innerWidth, window.innerHeight);
    document.body.appendChild(renderer.domElement);

    const camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 1, 500);
    camera.position.set(0, 0, 100);
    camera.lookAt(0, 0, 0);

    const scene = new THREE.Scene();

    const material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });

    const points = [];
    points.push(new THREE.Vector3(-10, 0, 0));
    points.push(new THREE.Vector3(0, 10, 0));
    points.push(new THREE.Vector3(10, 0, 0));

    const geometry = new THREE.BufferGeometry().setFromPoints(points);

    const line = new THREE.Line(geometry, material);

    // new THREE.TextGeometry('text', parameters);

    scene.add(line);

    renderer.render(scene, camera);
  </script>
</body>

</html>